39.下列那一種病原可造成雞腳掌關節囊腫脹,但無化膿之滑膜炎病變?
(A)Avian enterovirus
(B)Staphylococcus aureus
(C)Mycoplasma gallinarum
(D)Mycoplasma synoviae
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統計: A(185), B(169), C(130), D(1296), E(0) #854383
統計: A(185), B(169), C(130), D(1296), E(0) #854383